File name:

b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3

Full analysis: https://app.any.run/tasks/9697b023-852e-4d1c-acb7-9ddf8bb8b559
Verdict: Malicious activity
Analysis date: April 29, 2025, 15:32:02
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections
MD5:

0B40C0A303790830B56888C89D880CF1

SHA1:

48FB02DE46C9F66127146891870382EF0E0A0A98

SHA256:

B2F738F5F060E9E7CF0DBD48F41B8D2D65E52565DE8395DDA72891D657979DD3

SSDEEP:

49152:RCfNEkvm2FjsGceSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSI:Revm2NM

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)

  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)

    • Executable content was dropped or overwritten

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)

    • Executes application which crashes

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)
      • izvctswa.exe (PID: 7636)

    • Detected use of alternative data streams (AltDS)

      • svchost.exe (PID: 7796)

    • Connects to SMTP port

      • svchost.exe (PID: 7796)

  • INFO

    • Process checks computer location settings

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)

    • Reads the computer name

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)
      • izvctswa.exe (PID: 7636)

    • Checks supported languages

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)
      • izvctswa.exe (PID: 7636)

    • Create files in a temporary directory

      • b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe (PID: 7356)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:11:19 14:55:22+00:00
ImageFileCharacteristics: No relocs, Executable, 32-bit
PEType: PE32
LinkerVersion: 9
CodeSize: 125440
InitializedDataSize: 4818432
UninitializedDataSize: -
EntryPoint: 0x344e
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
139
Monitored processes
10
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe sppextcomobj.exe no specs slui.exe no specs wusa.exe no specs wusa.exe izvctswa.exe werfault.exe no specs svchost.exe werfault.exe no specs svchost.exe

Process information

PID
CMD
Path
Indicators
Parent process
2196C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s DnscacheC:\Windows\System32\svchost.exe
services.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\kernel.appcore.dll
7356"C:\Users\admin\AppData\Local\Temp\b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe" C:\Users\admin\AppData\Local\Temp\b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
Modules
Images
c:\users\admin\appdata\local\temp\b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
7376C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exe—svchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sppextcomobj.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\oleaut32.dll
7408"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEventC:\Windows\System32\slui.exe—SppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
7564"C:\Windows\System32\wusa.exe" C:\Windows\SysWOW64\wusa.exe—b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Update Standalone Installer
Exit code:
3221226540
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\wusa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
7612"C:\WINDOWS\SysWOW64\wusa.exe" C:\Windows\SysWOW64\wusa.exe
b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Update Standalone Installer
Exit code:
0
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\wusa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
7636"C:\Users\admin\izvctswa.exe" /d"C:\Users\admin\AppData\Local\Temp\b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe" /e550302100000007FC:\Users\admin\izvctswa.exe
b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
Modules
Images
c:\users\admin\izvctswa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
7740C:\WINDOWS\SysWOW64\WerFault.exe -u -p 7356 -s 1044C:\Windows\SysWOW64\WerFault.exe—b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\werfault.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\msvcrt.dll
c:\windows\syswow64\combase.dll
7796svchost.exeC:\Windows\SysWOW64\svchost.exe
izvctswa.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\ws2_32.dll
7864C:\WINDOWS\SysWOW64\WerFault.exe -u -p 7636 -s 560C:\Windows\SysWOW64\WerFault.exe—izvctswa.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\werfault.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\msvcrt.dll
c:\windows\syswow64\combase.dll
Total events
1 588
Read events
1 587
Write events
1
Delete events
0

Modification events

(PID) Process:(7356) b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:zajiykct
Value:
"C:\Users\admin\izvctswa.exe"
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
7356b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exeC:\Users\admin\AppData\Local\Temp\zuyqgrtr.exeexecutable
MD5:550C89D1EAFD643B2AB42B6C58209AA7
SHA256:7E2839ACBB707364C7DFD2EB5CED1BE5A65768D8D337C71D9E461065834E1BB6
7356b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3.exeC:\Users\admin\izvctswa.exeexecutable
MD5:8FD930EC8DAC62CEC3F51FF8244763AE
SHA256:5CFF8C728EE3D40C0795892AA6B1CC60447F6ACAF6F994BDBBC01BB2CEFB76D0
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
25
DNS requests
20
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5496
MoUsoCoreWorker.exe
GET
200
23.53.40.178:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
5496
MoUsoCoreWorker.exe
GET
200
23.52.120.96:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6436
SIHClient.exe
GET
200
23.52.120.96:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
6544
svchost.exe
GET
200
184.30.131.245:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6436
SIHClient.exe
GET
200
23.52.120.96:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
2104
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
—
—
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5496
MoUsoCoreWorker.exe
23.53.40.178:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5496
MoUsoCoreWorker.exe
23.52.120.96:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
2112
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
7796
svchost.exe
13.107.246.59:80
microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
7796
svchost.exe
52.101.194.15:25
microsoft-com.mail.protection.outlook.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
7796
svchost.exe
43.231.4.7:443
—
Gigabit Hosting Sdn Bhd
MY
unknown
3216
svchost.exe
172.211.123.249:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.53.40.178
  • 23.53.40.176
whitelisted
google.com
  • 172.217.16.206
whitelisted
www.microsoft.com
  • 23.52.120.96
whitelisted
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
microsoft.com
  • 13.107.246.59
whitelisted
microsoft-com.mail.protection.outlook.com
  • 52.101.194.15
  • 52.101.9.26
  • 52.101.8.51
  • 52.101.194.13
whitelisted
client.wns.windows.com
  • 172.211.123.249
whitelisted
login.live.com
  • 40.126.32.74
  • 40.126.32.72
  • 20.190.160.2
  • 20.190.160.131
  • 40.126.32.136
  • 20.190.160.17
  • 20.190.160.67
  • 20.190.160.4
whitelisted
ocsp.digicert.com
  • 184.30.131.245
whitelisted
slscr.update.microsoft.com
  • 52.149.20.212
whitelisted

Threats

No threats detected
No debug info
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Reports
b2f738f5f060e9e7cf0dbd48f41b8d2d65e52565de8395dda72891d657979dd3